# 123
a = '张三'
b = '李四'

x = '''x.您好，{name_one}！
{name2}向您问好。'''.format(name_one=a, name2=b)
print(x)
y = '''y.您好，{}！
{}向您问好。'''.format(a, b)
print(y)
z = '''z.您好，%s！
%s向您问好。''' % (a, b)
print(z)
f = f'''f.您好，{a}!
{b}向您问好'''
print(f)

list1 = ['1', 2, 3]
for item in list1:
    print(item)
a = '213'
print(a)
